Self cleaning pool cleaner

Abstract

A pool cleaner that may include a drive mechanism for moving the pool cleaner; a housing that has a first fluid opening and a second fluid opening; a filtering unit that comprises a filter enclosure and a filtering element; a fluid flow mechanism for inducing a flow of fluid through the filtering element in a first direction during a filtering process and for inducing a flow of the fluid through the filtering element at a substantially opposite direction during a backwash process; and a debris trap that is configured to receive debris from the filtering element during the backwash process and to substantially prevent the debris from exiting the debris trap during the filtering process.

Dependencies are inferred from the claim text.